PERFORCE change 101590 for review
John Baldwin
jhb at FreeBSD.org
Fri Jul 14 19:52:48 UTC 2006
http://perforce.freebsd.org/chv.cgi?CH=101590
Change 101590 by jhb at jhb_mutex on 2006/07/14 19:52:30
Use TAILQ_HEAD_INITIALIZER() to avoid pain.
Affected files ...
.. //depot/projects/smpng/sys/dev/streams/streams.c#23 edit
Differences ...
==== //depot/projects/smpng/sys/dev/streams/streams.c#23 (text+ko) ====
@@ -68,11 +68,8 @@
static int svr4_ptm_alloc(struct thread *);
static d_open_t streamsopen;
-struct svr4_sockcache_head svr4_head;
+struct svr4_sockcache_head svr4_head = TAILQ_HEAD_INITIALIZER(svr4_head);
-/* Initialization flag (set/queried by svr4_mod LKM) */
-int svr4_str_initialized = 0;
-
/*
* Device minor numbers
*/
@@ -390,14 +387,6 @@
struct svr4_sockcache_entry *e;
void *cookie = ((struct socket *)fp->f_data)->so_emuldata;
- while (svr4_str_initialized != 2) {
- if (atomic_cmpset_acq_int(&svr4_str_initialized, 0, 1)) {
- TAILQ_INIT(&svr4_head);
- atomic_store_rel_int(&svr4_str_initialized, 2);
- }
- return;
- }
-
TAILQ_FOREACH(e, &svr4_head, entries)
if (e->p == p && e->cookie == cookie) {
TAILQ_REMOVE(&svr4_head, e, entries);
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